The most awesome thing is that you can have multiple match mode: The black and white may be used as a gift between couples or friends.These two pendants are different shapes that can be combined into a complete pattern, which represents the closeness between you and your partner.Our pendant necklace is high Quality and the color wont change, it is nickel free, lead free and hypoallergenic.Suitable for men, women, lovers, lovers, best friends.